June Weather in Eureka, United States

Last updated: February 24, 2025

June in Eureka, United States brings a delightful blend of mild temperatures and refreshing humidity. With an average temperature of 13°C (55°F), residents can expect a maximum of 23°C (74°F), perfect for outdoor activities. Nighttime coolness settles in with a minimum of 9°C (48°F). Although the month sees about 23 mm (0.9 in) of precipitation over just 4 days, the lush surroundings are invigorated, contributing to the elevated humidity of 79%. This combination of temperate weather and occasional rain makes June an enchanting time in Eureka.

June Temperature in Eureka

In Eureka, United States, June marks a notable shift towards warmer temperatures after the cooler months. The average temperature rises to 13°C (55°F), with daily highs reaching a pleasant 23°C (74°F). Compared to the previous months, June experiences the first significant warmth, with minimum temperatures now starting at 9°C (48°F), which is a comfortable increase from earlier in the year. This transition into summer not only brings a delightful warmth but also sets the stage for the upcoming hotter months, reflecting a clear upward trend in temperatures that enhances the overall outdoor experience. As June unfolds, residents and visitors alike can enjoy longer days of comfortable weather, making it an ideal time for outdoor activities and exploration in this charming town.

June Weather in Eureka: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Eureka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec504848505255565859555250
Data source: Temperature data for Eureka generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Eureka

In June, Eureka experiences a significant dip in precipitation, with only 23 mm (0.9 in) of rain falling over a mere 4 days. This continues the downward trend set in previous months, showcasing a stark contrast to the wet winter months like January and February, where rainfall exceeds 200 mm (7.9 in). As spring transitions into summer, the relatively dry conditions of June signal a shift towards drier weather patterns, making way for the almost negligible 7 mm (0.3 in) of precipitation recorded in both July and August. Overall, June stands out as a turning point, where the lush, rain-soaked landscape begins to dry up, heralding the arrival of summer in this coastal region.

June Precipitation Trends in Eureka

The chart displays monthly precipitation patterns in Eureka, with values for each month alongside June's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec2112001641016024772753117161
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Eureka

In June, Eureka, United States, experiences a refreshing dip in humidity, with levels dropping to 79%. This marks a significant decline from the wetter months of winter and spring, where humidity levels lingered above 80%. As the summer approaches, humidity continues to decrease, reaching its lowest point in July at 70%. This trend indicates a gradual transition from the dampness of earlier months to a more comfortable atmosphere, paving the way for the dry, crisp air of late summer, especially as August sees a further drop to 60%. Overall, June signifies a turning point, where the clinging humidity of spring gives way to the lighter, more breathable conditions characteristic of summer in Eureka.

June Average Humidity in Eureka

This chart illustrates the average monthly humidity levels in Eureka, with June's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how June's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%82%81%79%70%60%62%72%87%86%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Eureka

As June arrives in Eureka, the UV Index peaks at an extreme level of 11, signaling a significant increase in sun intensity. This trend marks a sharp escalation from the moderate UV levels experienced in the earlier months, with burn time dropping drastically to just 10 minutes under direct sunlight. The transition from a UV Index of 3 in January to 11 in June serves as a stark reminder of the summer sun's intensity. Following June, the Index decreases slightly in July and August, stabilizing at 10, but still remaining in the very high category. It's essential for locals and visitors to stay vigilant and protect their skin during this time by seeking shade and applying sunscreen regularly. For more detailed insights, check out Eureka UV Index.

Maximum UV Index Levels in Eureka for June

The chart shows the monthly maximum UV Index (UVI) for Eureka in June, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec3478101110108642
Data source: Eureka June UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

June Sunshine in Eureka

June in Eureka, United States, basks in the glow of 370 hours of sunshine, marking a delightful peak in the annual cycle. This month seamlessly transitions from the lush 334 hours of May, showcasing the height of spring's vibrancy before summer takes full hold. As the days lengthen, the gradual ascent in sunlight hours becomes evident, culminating in July's record 394 hours. This upward trend during the warmer months highlights Eureka's unique charm, inviting residents and visitors alike to embrace outdoor activities and enjoy the beautiful landscape. However, the sun’s generous offering begins to wane come autumn, emphasizing that June truly stands as a golden beacon in the year’s journey.

Monthly Sunshine Duration in Eureka: June Highlighted

The June sunshine duration represents the total number of hours Eureka experiences direct sunlight during the month of June, excluding cloudy or obstructed periods. This chart compares the sunshine duration of June with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec118h184h243h274h334h370h394h355h300h268h201h159h
Data source: Eureka June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Eureka During June

In June, Eureka, United States, experiences a 46% chance of sunny weather, which reflects a general upward trend in sunshine as the year progresses. Starting from a modest 28% in January, the likelihood of clear skies gradually increases, peaking in the summer months. Notably, July and August enjoy the highest probabilities of sunshine, reaching 52% and 60% respectively. This gradual rise hints at the region's transition into warmer, sunnier days, making June a pleasant month to anticipate more sun, although still slightly overshadowed by the promise of brighter days ahead in July and August. Overall, while June may not be the sunniest month, it certainly sets the stage for the summer sunshine that follows.

Percentage of Sunny Days in June in Eureka

The chart illustrates the percentage of sunny days in Eureka throughout the year, with June highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Eureka experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%38%51%49%49%46%52%60%63%42%31%28%
Data source: Eureka June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Eureka in June

In Eureka, United States, the arrival of June signals a delightful burst of daylight, with the sun gracing the skies for 15 hours throughout the day. This peak in daylight is part of a progressive trend that begins with the shorter days of January, where sunlight only lasts 9 hours. As winter fades, the days gradually lengthen, reaching a remarkable 14 hours in May. Following June, daylight begins to wane, dropping to 14 hours in July, before tapering off into the fall months. This natural rhythm, peaking in June, highlights the beauty of seasonal change, inviting residents to enjoy the vibrant summer days before shorter hours return in the autumn.

Average Daylight Hours in Eureka for June

The chart illustrates the variation in daylight duration in Eureka throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 36m10h 39m11h 58m13h 20m14h 28m15h 2m14h 43m13h 42m12h 24m11h 3m9h 52m9h 16m
Data source: Eureka daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Eureka

In June, Eureka experiences a gentle dip in wind speed, averaging only 3.7 m/s (8 mph), making it one of the calmer months of the year. This trend follows a fluctuating pattern observed from earlier months, where winds peaked in March at 5.2 m/s (12 mph) before gradually declining to the lowest point in early summer. The consistent decrease from the brisk spring breezes into the mellow days of June highlights a transitional phase, as July and August maintain similar low speeds. As we move towards autumn, there is a slight recovery in wind activity, indicating that Eureka's wind patterns are not only seasonally dynamic but also reveal a tendency for milder breezes during the heart of summer.

Average June Wind Speed in Eureka

The chart displays monthly wind speed patterns in Eureka, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.05.15.23.94.83.7 m/s3.83.83.24.43.74.4
Data source: Eureka June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Eureka Compares to Other Months

The weather in Eureka changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of June's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Eureka and find detailed weather information for every month.

The weather in June is generally milder than in January, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 23°C (74°F), and an average of 13°C (55°F). In contrast, January sees cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 17°C (63°F), averaging 10°C (50°F). Additionally, June experiences significantly less rainfall, with only 23 mm (0.9 in) over about 4 rainy days, while January has much heavier precipitation of 211 mm (8.3 in) spread across approximately 15 days. Overall, June is characterized by warmer and drier conditions compared to the cooler and wetter January. For more details on January weather, you can visit Eureka weather in January.

When comparing the weather in June and February, it's clear that June offers milder temperatures, with lows of 9°C (48°F) and highs reaching up to 23°C (74°F), alongside relatively low precipitation of 23 mm (0.9 in) spread over just 4 days. In contrast, February is much cooler, with minimum temperatures of 3°C (37°F) and maximums capping at 19°C (66°F). Additionally, February is significantly wetter, experiencing 200 mm (7.9 in) of precipitation over 14 days, and it comes with a slightly higher humidity level at 85%. For more details on February's climate, check out Eureka weather in February.

When comparing the weather in June and March, it's clear that June tends to be milder and drier. June's average temperature sits at a more comfortable 13°C (55°F), with a maximum of 23°C (74°F), while March is cooler, averaging only 9°C (49°F) and reaching a high of 17°C (63°F). Additionally, June experiences significantly less precipitation, with only 23 mm (0.9 in) over 4 days, compared to March, which sees a substantial 164 mm (6.5 in) spread across 15 days. The humidity levels are also slightly lower in June, at 79%, compared to March's 85%. For more details, you can check out Eureka weather in March.

In comparing the weather between April and June, it's evident that June offers milder temperatures, with averages reaching 13°C (55°F) compared to April's cooler average of 10°C (51°F). The maximum temperatures also rise significantly in June, peaking at 23°C (74°F), whereas April's maximum reaches only 18°C (65°F). In terms of precipitation, April is much wetter, recording 101 mm (4.0 in) over about 10 days, while June experiences only 23 mm (0.9 in) of rain for just 4 days. Humidity levels are quite similar, with June at 79% and April slightly higher at 82%. For more detailed weather information, you can visit Eureka weather in April.

In comparing the weather between May and June, June tends to be warmer and less humid. The average temperature in June is 13°C (55°F), with a maximum of 23°C (74°F), while May has a lower average of 11°C (52°F) and a maximum of just 17°C (63°F). Additionally, June experiences less precipitation, with only 23 mm (0.9 in) over 4 days, compared to May's 60 mm (2.4 in) over 6 days. The humidity remains similar in both months, with May at 81% and June at 79%. For more details on the weather in May, visit Eureka weather in May.

In June, temperatures range from a cool minimum of 9°C (48°F) to a comfortable maximum of 23°C (74°F), with an average temperature of 13°C (55°F). The month sees a moderate level of precipitation at 23 mm (0.9 in) over four days, accompanied by relatively high humidity at 79%. In contrast, July experiences slightly cooler maximum temperatures, peaking at 19°C (66°F), while maintaining the same minimum and average temperatures. July brings significantly less rain, with only 7 mm (0.3 in) over just one day and a decrease in humidity to 70%. For more details, you can check out Eureka weather in July.

In June, the weather typically features a mild temperature range with a minimum of 9°C (48°F) and a maximum of 23°C (74°F), averaging around 13°C (55°F). This month also sees a higher humidity level at 79% and experiences about 23 mm (0.9 in) of precipitation over 4 days, making it relatively damp. In contrast, August maintains similar maximum temperatures, but the averages rise slightly with a minimum of 10°C (51°F) and an average of 14°C (58°F). Notably, August is much drier, with only 7 mm (0.3 in) of precipitation and no rainy days, accompanied by a lower humidity level at 60%. For a detailed look at August weather, check out Eureka weather in August.

In comparing the weather between June and September, one can observe notable differences. June sees cooler average temperatures, ranging from a minimum of 9°C (48°F) to a maximum of 23°C (74°F), accompanied by higher humidity levels at 79%. The month experiences light precipitation, with around 23 mm (0.9 in) over 4 days. In contrast, September offers warmer temperatures, with a minimum of 10°C (50°F) and a maximum of 29°C (84°F), alongside a slight increase in precipitation to 27 mm (1.0 in) but over just 3 days. Additionally, September benefits from a much lower humidity level of 62%, creating a more comfortable atmosphere. For more detailed insights, check out Eureka weather in September.

June and October offer similar average temperatures, both hovering around 13°C (55°F), but there are notable differences in their overall weather patterns. June typically features warmer maximum temperatures peaking at 23°C (74°F), while October sees a slightly cooler maximum of 22°C (72°F). Precipitation levels also vary; June experiences 23 mm (0.9 in) over 4 days, whereas October receives almost double that, with 53 mm (2.1 in) across 5 days. Additionally, October boasts a lower humidity level of 72% compared to June's 79%. For more details on October weather specific to Eureka, you can visit Eureka weather in October.

In June, the weather is generally milder, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 23°C (74°F) and an average of 13°C (55°F). The month sees relatively low precipitation at 23 mm (0.9 in) over just four days, along with a humidity level of 79%. In contrast, November presents a cooler climate, with temperatures dropping to a minimum of 4°C (40°F) and a maximum of 19°C (66°F), averaging 11°C (52°F). This month experiences significantly higher precipitation at 117 mm (4.6 in) over 10 days, and humidity increases to 87%, making it feel much wetter. For more detailed information, you can check Eureka weather in November.

In June, the weather is generally mild, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 23°C (74°F) and averaging around 13°C (55°F). With only 23 mm (0.9 in) of precipitation over about four days, humidity levels are relatively comfortable at 79%. In stark contrast, December experiences cooler temperatures, with a range from a minimum of 4°C (39°F) to a maximum of 17°C (63°F) and an average of 10°C (50°F). December is markedly wetter, receiving 161 mm (6.3 in) of rainfall spread over 13 days, and the humidity rises to 86%. For a detailed overview of December weather in Eureka, check out Eureka weather in December.

Compare Eureka's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Eureka

In June, Eureka experiences a notable shift in weather, characterized by mild temperatures that create a perfect backdrop for outdoor activities. With an average temperature cooler than the peak summer months but warmer than the spring, June offers a refreshing transition into summer. The increased humidity and light precipitation, usually spread over just a few days, contribute to a lush landscape without overwhelming rainfall. This pleasant mix makes June a delightful time to explore all that Eureka has to offer, distinguishing it from the wetter and cooler spring months. For a deeper dive into what you can expect throughout the year, check out Eureka Climate.